Intel / article

Quoting Anthropic Frontier Red Team

Source: simonwillison.net
Date: Published Sep 29, 2026

Terms in this piece · Glossary

open weights — A model whose trained parameters are published for anyone to download and run — unlike API-only models you can access but never possess.

Why it matters

An model now crosses a threshold where earlier models scored zero on autonomous exploit development. That matters for anyone assessing security risk and access policy around capable models.

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